Results 121 to 130 of about 678,783 (270)

Stem Cells From Dental Pulp, Periodontal Tissues, and Other Oral Sources: Biological Concepts and Regenerative Potential

open access: yesJournal of Periodontal Research, EarlyView.
A graphical abstract recapping the different sources of dental, periodontal, and other oral‐derived mesenchymal stromal cells (MSCs) and their regenerative mechanisms and potentials. The review's article findings bridge fundamental biological science with translational advances, highlighting the significance of MSCs in craniofacial regenerative ...
Karim M. Fawzy El‐Sayed   +6 more
wiley   +1 more source

A Stepwise ECG Algorithm to Resolve Identical Precordial Transition in Idiopathic Outflow Tract Ventricular Arrhythmias

open access: yesPacing and Clinical Electrophysiology, EarlyView.
ABSTRACT Background Accurate pre‐procedural differentiation of right (RVOT) versus left ventricular outflow tract (LVOT) origin in idiopathic outflow tract ventricular arrhythmias may facilitate procedural planning and mapping strategy. However, existing 12‐lead ECG criteria show variable performance and often fail to provide clear discrimination when ...
Elena Krackhardt   +6 more
wiley   +1 more source

Determination of L-Type Calcium Current in the Primary Hypertrophied Left Ventricular Cardiomyocytes of Hypertrophy Heart Rats/HHR [PDF]

open access: yes, 2009
Background: The molecular mechanisms responsible for electromechanical derangements found in primary left ventricular (LV) hypertrophy have not been clearly elucidated.
Danes, V. R. (Vennetia)   +1 more
core  

Ventricular Synchrony in Targeted Right Ventricular Septal Pacing: A Prospective Paired Comparison to Apical Placement

open access: yesPacing and Clinical Electrophysiology, EarlyView.
ABSTRACT Background/Objectives Right ventricular (RV) apical pacing, the standard pacing approach, often induces ventricular dyssynchrony, potentially impairing cardiac function. This study aims to investigate whether targeted RV septal pacing, guided by functional electrophysiological feedback during implantation, reduces ventricular dyssynchrony ...
Bianca Iulia Catrina   +5 more
wiley   +1 more source

Detection of premature ventricular contractions in ECG

open access: yes, 2020
This thesis focusses on the detection methods of extrasystoles from ECG and description of electrocardiogram, cardiac conduction system, extrasystoles and ventricular tachycardia.
Kantor, Marek
core  

Safety of Intra‐Amniotic and Intra‐Fetal Digoxin Administration in Late Second‐Trimester Abortion by Dilation and Evacuation

open access: yesPerspectives on Sexual and Reproductive Health, EarlyView.
ABSTRACT Objective The study's purpose was to determine the safety of two routes and doses of digoxin through assessment of systemic absorption, cardiac rhythm, and coagulation parameters injected as part of second‐trimester dilation and evacuation abortion.
Eleanor A. Drey   +4 more
wiley   +1 more source

Effects of ceiling fan use on cardiovascular autonomic function during simulated indoor overheating in bed‐resting older adults

open access: yesExperimental Physiology, EarlyView.
Abstract Older adults are at heightened susceptibility to heat‐related cardiovascular complications when exposed to indoor overheating. While ceiling fans are recommended as an accessible cooling intervention, their effects on cardiac autonomic regulation remain unclear.
Fergus K. O'Connor   +4 more
wiley   +1 more source

Cross-device federated unsupervised learning for the detection of anomalies in single-lead electrocardiogram signals.

open access: yesPLOS Digital Health
BackgroundFederated unsupervised learning offers a promising approach to leveraging decentralized data stored on consumer devices, addressing concerns about privacy and lack of annotation.
Maximilian Kapsecker, Stephan M Jonas
doaj   +1 more source

The clinical, electrocardiographic and echocardiographic features and long-term outcome of patients with Tachycardia-induced cardiomyopathy [PDF]

open access: yes, 2010
Includes abstract.Includes bibliographical references.Tachycardia-induced cardiomyopathy (TIC) is a reversible cause of LV systolic dysfunction that can complicate any supraventricular or ventricular tachyarrhythmia.
Chin, Ashley
core  

Canonical and non‐canonical functions of proteins regulating mitochondrial dynamics in mammalian physiology

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Mitochondria are highly dynamic organelles that continuously remodel their architecture through coordinated cycles of fusion and fission. This review examines the four key GTPases that orchestrate mitochondrial dynamics in mammals: MFN1, MFN2, OPA1, and DRP1.
Rémi Chaney   +4 more
wiley   +1 more source

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